Don't build external_grep if its not used

Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>

diff --git a/builtin-grep.c b/builtin-grep.c
index 96b70227cf073517c309dbc8b042085f1040dab5..e4f06f2b3ab23426edc4cf3e547d3c29efa6a86a 100644 (file)
--- a/builtin-grep.c
+++ b/builtin-grep.c
@@ -150,6 +150,7 @@ static int grep_file(struct grep_opt *opt, const char *filename)
        return i;
 }
 
+#ifdef __unix__
 static int exec_grep(int argc, const char **argv)
 {
        pid_t pid;
@@ -298,6 +299,7 @@ static int external_grep(struct grep_opt *opt, const char **paths, int cached)
        }
        return hit;
 }
+#endif
 
 static int grep_cache(struct grep_opt *opt, const char **paths, int cached)
 {